This is a grow light for plants that live inside. It should provide just the right light the plant needs to grow effectively. It is not very safe, see below. (Full Spectrum E27 3W 60 LED Grow Light 41 Red 19 Blue For Plant Hydroponics AC220V) It is not very safe as the LEDs are […]
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This mosquito repeller is producing high frequency noise (a high pitched beeeeeeeeeepppppppp) to scare mosquitos away. Does it work? I still have to make sure it works by going to a mosquito infested area 🙂 mosquito repellent device with solar charger.
18volts Ryobi BPL 1820 46Wh battery pack for powertools Made of 10 li-ion batteries of 3.7volts. The charging board with the controlling ic. The Ryobi Fuel Gauge indicates red orange and green. Among the top power tools & cordless drill you can find are the followings: Makita XFD10R DeWalt DCD790D2 Milwaukee 2703-22 Bosch DDS182 Rockwell […]
The electrical part gave up 3 parts: voltage converter, electrical contact , motor. the electrical part dismantled is a potted PCB