ITEM NAME:1.2V Wireless Synchronous Solar Spike Lamp Circuit Board Solar Indicator  A#S Product Description Description: 1.2V Wireless Synchronous Solar Spike Lamp Circuit Board High Speed Traffic Road Synchronous Solar Indicator Controller Feature: Wireless synchronous solar spike lamp control panel can realize multiple solar spike lights flashing at the same time within one kilometer, which is convenient for guiding high-speed exit signs. Specification: Application: suitable for 1.2V Ni MH battery and 2V solar panel Material: ABS Size: 36.6 * 14.25 * 5mm/1.44*0.56*0.19'' Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 X Circuit Board.Application: suitable for 1.2V Ni MH battery and 2V solar panel. Included: 1 X Circuit Board. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.