LED Telephone Booth Home Corded Telephone Wired Phone Booth Table Lamp 2 in 1 Telephone + Table Lamp 2 in 1 Set You can use 3pcs AA rechargeable Batteries,then you can charge it anytime. The lamp is touch control,you can touch it to control the brightness. We includes a USB Cable for you to use the table lamp. If you have no battery,the telephone will not work,but the lamp will be light up when you connect it with USB.