Listen to your favorite music on your car stereo Easy to read digital display Convenient to control Last FM frequency memory function Built-in soft light will not cause distractions in the car Hands-free call for safe driving 300 mAh rechargeable battery, playback up to 10 hours Effective range: 15 ft Frequency range: 88.1–107.9 MHz Power supply: 300 mAh internal lithium battery via Micro-USB cable Operating time: up to 10 hours (built-in battery) music playback Charging input: 5 V DC Color: black Material: ABS + PC Size: 62 x 25 x 14 mm Package Contents: 1 x FM Transmitter Only the above package content, other products are not included Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1–3 cm