Brand N/A Model ZS-040 Quantity 1 Color Blue Material FR4 Features Can install kinds of Bluetooth module; Reverse protection; With delete button Specification Input voltage: DC 3.6V~6V Max. 7V; Reverse protection; Can install kinds of Bluetooth module Like HC05 / 06 / 07 / BC04 or others; With delete button support all modules with button pin; Lead pin: VCC / GND / TXD / RXD / STATE / EN; Set the EN enable pin dangling or high level the module normally work; GND turn off module power to reduce power consumption (current Application Great for DIY project English Manual/Spec N/A Packing List 1 x Backplane