INNOVATIVE DESIGN
U4 BATTERY - MODULAR POWER UNIT

One battery connects parts of life that are otherwise considered irrelevant to each other, freeing us from irritating cords and short battery runtime, and more importantly, lowering battery spending and improving energy utilization.

MORE TOOLS,
MORE LIFE SCENES

One standardized battery with universal compatibility. U-BATTERY is swappable and compatible with all cordless appliances from the U4 series. Power autonomy guaranteed by the rapid replacement of U-BATTERY.

Home Cleaning

Make your home spotlessly clean with Litheli Cordless Handheld Vacuum Cleaner.

Shop Now >

DIY Handwork

Create your own handwork with Litheli GlueMaster to add some fun to your daily life.

Coming Soon >

WORKS AS A POWER BANK

Swappable U-BATTERY features a U-shaped real-time LED power indicator on the top, a 2-way Type-C port on the bottom for recharging the battery and charging other digital products, and a built-in cable with Lightning/micro USB & Type-C connections to charge mobile devices.

LONGER BATTERY LIFE

Wrapped in a durable U-shaped PC/ABS case, U-BATTERY features a ternary lithium 21700 battery cell of high energy with a capacity of 4000mAh. Equipped with built-in smart BMS control, the battery excels at optimizing energy efficiency and remains 80%+ capacity after 500 cycles.

11 SAFETY PROTECTION

Compared to traditional batteries, this innovative-designed modular power unit redefines rechargeable power source with revolutionary electricity mode. No memory effect, less weight, longer performance, safe from overcharge, overheat, over-cooling, over-current, short circuit, etc., this model is ideal for user-friendly applications.