Model: K1208045 - Color: Black - Material: PCB + Electronic components - Main chips: LM393 - Operating voltage: DC 5V - With signal output instructions; - Voltage detecting range: input DC 0~25V - Voltage resolution range: input DC 0~25V - Output over-voltage / under-voltage signal indication - Critical point of over-voltage / under-voltage can be adjusted, resolution: 0.2V - Great for DIY projects - Package includes: - 1 x Module http://m5•img•dxcdn•com/CDDriver/CD/sku•152322•rar Dimensions: 1.61 in x 0.79 in x 0.63 in (4.1 cm x 2.0 cm x 1.6 cm) Weight: 0.18 oz (5 g