21.5" Portable TV with Built-In Battery & Rolling Stand — Kitchen, Bedroom & Elderly Care
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The Qunmao 21.5" is a compact portable TV with built-in battery and rolling wheels — purpose-built for small-space personal use where a 32" or larger screen would be excessive.
Unlike full-size portable TVs designed for hotel lobbies or retail floors, this 21.5" unit goes where a person goes: the kitchen counter during cooking, the bedside table at night, the nursing home room for an elderly resident. It runs entirely on its internal battery — no power cable required for up to [X hours] of use.
As a China OEM factory, we supply this unit to home appliance brands, elderly care equipment distributors, hotel amenity suppliers, and hospitality OEM buyers worldwide.
Why 21.5" — The Case for a Smaller Portable TV
Most "portable TV with stand" products on the market target 32" and above — designed for showrooms, lobbies, and meeting rooms.
The 21.5" serves a completely different need:
- Kitchen use: Counter-top size, lightweight enough to roll from kitchen island to dining table. Watch cooking tutorials or video calls while you cook.
- Bedside / bedroom: Rolls to exact viewing angle without mounting. No drilling, no brackets. Move it out of the way in seconds.
- Elderly & memory care: The rolling stand means caregivers can move the screen to the patient — not the other way around. Font sizes, interface simplicity, and SIM card 4G connectivity reduce dependence on Wi-Fi setup.
- Small office / reception: Movable information display or welcome screen for smaller spaces where a 43"+ screen would dominate the room.
- Children's room: Age-appropriate screen size, repositionable, battery-powered for safety.
This is a moving tv that fits where bigger portable TVs simply cannot.
21.5 inch Portable Smart TV on Stand Description
| Display Parameters | Panel Size | 21.5" |
| Resolution | 1920 * 1080 | |
| Display Scale | 16:9 | |
| Brightness | 250cd/㎡ | |
| Contrast | 1200:1 | |
| Color | 8bits-true(16.7M) | |
| Maximum Viewing Angle | 178° | |
| Machine Parameters | Remote Control | Support voice remote control(optional) |
| Earphone | Typec earphone | |
| USB | USB 2.0 OTG | |
| Type_C | support | |
| External interface | support | |
| Front camera | 800W | |
| Flash | none | |
| Audio Amplifier | Smart Amplifier | |
| Speaker | Dual multimedia BOX | |
| Headphones | none | |
| Motor | none | |
| MIC | support | |
| Structural parts | Hardware + Plastic | |
| Cato | none | |
| Mechanical buttons | Switch on/off: Acrylic button | |
| Gross Weight | 16KG | |
| Dimensions | 524.4 (length) x 302 (height) x 60 (thickness) mm | |
| Lifting rod height | 1143MM | |
| Base outer diameter | 400MM | |
| Packing box size | 1122*466*110MM | |
| System Parameters | CPU | MTK MT6769(12nm) 2*Cortex-A75 up to 2.0Ghz + 6*Cortex-A55 up to 1.8Ghz |
| Version | 13.0 | |
| RAM | 4GB | |
| ROM | 128GB | |
| WLAN Function | 2.4/5GHz WIFI, support WiFi hotspot | |
| Bluetooth | BT4.2 | |
| Language Mode | Supports multiple languages | |
| Battery parameters | Battery Material | 18650 ternary lithium |
| Battery charge and discharge times | 1000 times-capacity retention rate ≥85% | |
| Battery specifications (V, A, Wh) | 14.8V 7800Ma 112W | |
| Charging time | 3H | |
| Battery life | 4.5H | |
| Charging Current | 4.5A | |
| Charger | PD-Type c charging | |
| Charging indicator | support | |
| Wireless charging | Not supported | |
| Capacitor Parameters | Multi-touch | Supports maximum touch points: ≦10 points |
| Number of channels | 95 channels | |
| Scan frequency | Scan rate and measurement capacitance change: ≥100KHZ | |
| Wake-up response time ms | Time from finger touch to response: ≦15ms | |
| Touch accuracy mm | Deviation between actual position and touch reflected position: ±2.0mm | |
| Linearity | Deviation of straight line touch: ±2.0mm | |
| Touch separation mm | The distance between two points that can be distinguished: 15mm | |
| Sensitivity | Touch screen sensitivity (click≤φ6mm, slip≤φ6mm: uniformly≤1.5mm) | |
| Temperature range | Working temperature: -10℃~60℃ | |
| Operating voltage | DC5V | |
| Working power consumption | ≥1W | |
| Mobile Display Rack Parameters | Front and rear elevation angle: (°) | 15° |
| Lifting range (cm) | 11CM | |
| Rotation angle (°) | 90° | |
| Shaft life | ≥3000 spins | |
| Guide rail life | ≥5000 | |
| 3D Accelerated Gravity | support | |
| Gyroscope | support | |
| Accessory | Data cable | Type-c data cable |
| Remote Control | Quantity: 1 | |
| Power adapter | Quantity: 19V/3.5A | |
| Capacitive stylus | Quantity: 1 piece | |
| Mobile cart | Quantity: 1 set |
Who Buys This Portable Movable TV — Target Buyers
China OEM buyers for this 21.5" portable movable TV include:
Elderly Care & Memory Care Equipment Brands
→ The moving TV on stand is increasingly specified for senior living facilities and memory care units. The portable format eliminates the need for elderly residents to move toward a fixed screen — the screen comes to them. SIM card support means no complex Wi-Fi configuration required.
Hotel & Hospitality Amenity Suppliers
→ Boutique hotels differentiate premium rooms with a portable TV on stand as a lifestyle feature — movable from desk to bed, charging optional.
Home Appliance OEM Brands (Kitchen TV)
→ 21.5" is the dominant size for kitchen-mounted and kitchen-counter portable TVs. Brands in Europe and Southeast Asia OEM this unit under their own label for the "kitchen TV" category.
Medical & Clinical Settings
→ Patient room TVs that nursing staff can reposition without tools or physical lifting.
Children's Furniture & Educational Brands
→ Safe, portable, age-appropriate screen solution as part of children's room furniture sets.
21.5 inch vs 32 inch — Which Portable TV with Stand Do You Need?
| Specifications | 21.5" | 32" |
|---|---|---|
| Screen size | 21.5 inches | 32 inches |
| Primary use | Kitchen, bedroom, elderly | Hotel, retail, restaurant |
| Typical buyer | Home brand OEM, care homes | Commercial B2B distributor |
| Battery | Built-in standard | Optional |
| Portability | Ultra-light, one-hand move | Heavier, two-person setup |
| Price range | Lower | Higher |
Not sure which size fits your project? Contact us — we'll recommend based on your use case and room size.
We manufacture two sizes of portable TV with stand. Here is how to choose:
China OEM Factory — Portable TV Customization
Qunmao has supplied custom-branded portable TV with stand to buyers in:
Germany, UK, Japan, South Korea, Australia, UAE, USA, Canada, Singapore
OEM options for the 21.5" portable movable TV:
- Brand logo on unit front and packaging
- Custom color: white / black / custom RAL
- Custom Android launcher and boot screen
- Pre-installed apps: IPTV, video player, care management software
- Battery capacity upgrade
- Touchscreen version
- Custom stand height range
MOQ: 10 units (OEM branding) | 1 unit (sample, no branding)
Lead time: 20–30 days | Sample: 5–7 days
Quote turnaround: within 12 hours
FAQ
Q1: What is the battery life of this portable TV?
A: Battery duration varies by configuration (typically 2–4 hours continuous playback). Contact us for the spec sheet with exact battery data per model variant.
Q2: Is this the same as a "Stand By Me TV"?
A: Yes — "Stand By Me TV" is the category name popularized by Samsung. This is the China factory equivalent: same concept (vertical portrait TV on rolling stand with battery), manufactured at wholesale OEM pricing.
Q3: Can the 21.5" screen be used in landscape (horizontal) orientation?
A: The standard design is portrait/vertical. Landscape mount variants are available as custom OEM — contact us to discuss.
Q4: Does it work as a kitchen TV?
A: Yes. The 21.5" size is ideal for kitchen countertops. Battery operation means no need to run power cables across kitchen surfaces.
Q5: What is the wholesale price?
A: Factory pricing is available upon inquiry — varies by spec, battery option, and order quantity. We respond within 12 hours.













Why Choose Qunmao Display?
Qunmao Display Technology Co., Ltd. was established in 2009 with a production base in Shenzhen, covering an area of 230000 square meters. The company focuses on high-tech technology enterprises specializing in the production, sales, software development, and service of LCD and central control equipment. It is a high-tech enterprise integrating intelligence, specialization, and Internet + of domestic and foreign video products, and the overall solution of domestic and foreign leading products. Solution OEM & ODM provider. Our product more than 85% export and has been receiving high reputation from customers over 50 countries and regions, such as: India, Morocco,Russia, Indonesia,USA, South Africa, Southeast Asia,pakistan, etc.
Qunmao manufacturing factory Main prdocuts include :Interactive whiteboard,interactive flat panel,splicing screens, LCD video wall,smart advertising display, smart conference panel, educational tablets, smart blackboards, Digital signage,preschool education machines, smart terminals,queue machine,etc. A high-end technology enterprise with products, it is a master in the field of high-end displays.


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