... , transmitting power: Class 2 5, operating voltage: 3.0-5.0 6, work current: <5.0MA 7, standby ... 14, Li-ion battery Capacity: Minimum 430MAH 15, lithium battery life: 3 years 16, lithium battery ... at this time the keyboard do not connect with any device., But the LED light will ... Serive: prompt reply, excellent servce,high quality with competitive price.If you have special instructions for ...