Description OPS 1 light control switch has two trigger modes and two output modes 1 Set trigger mode by JMP1 Light trigger mode 1 3 When the photosensitive resistance induction to the outside light from the matt to light or light gradually increased the relay pull Dark trigger mode 2 4 When the photosensitive resistance induction to the outside light from the light to the matt or light gradually weakened the relay pull 2 Set output mode by JMP2 Relay passive output and triode driven active output JMP2 jumper cap set whether to let the relay work if not use the relay passive output function you can set the relay is not working to reduce circuit power consumption jumper cap in 2 3 position allows the relay to work jumper cap in 1 2 position to prohibit the relay work 1 2 Relay is not allowed to work2 3 Relay is allowed to workFeature Model OPS 1Name Light Operated Switch DIY KitFinished product size 45 38mmWork voltage 5 6VQuiescent current 1 5mAPassive load Maximum power 300WActive load Maximum current 400mANote It is assumed that users have soldering skills and troubleshooting skills to assemble this kit Buyers are advised that due to skills of user is involved in assembly it is not guaranteed every kit will end up being a working device But we will make as much efforts as we can to approach that goal Installation Click to openPackage includes 3 x DIY Light Operated Switch Kit