【Slim Design & Ergonomic Tilt】:The Bluetooth Numeric Keypad is made of ABS materials for long-lasting use. The ergonomic tilt ,comfortable typing precise control, good resilience fast response for comfortable typing and good look, slim style appearance.
【Built-in High-Capacity Rechargeable and safe lithium polymer battery】The number keypad built-in two high-capacity lithium batteries with 110mAh, the standby time of the keypad is up to 45 hours when fully charged. (One Micro USB charging cable will come with the keypad).