13 in 1 USB Tester DC Digital Voltmeter Amperimetro Voltage Current Volt Meter Ammeter Detector Power Bank Charger Indicator 13 IN 1Technical parameters: Voltage measuring range: 3.60V ~ 32.5 V Resolution precision: 0.01 V Current measuring range: 0.00A ~ 5.00 A Resolution precision: 0.01 A Power cumulative range: 0 ~ 999999 WH Resolution precision: 0.001 Wh Capacity range : 0 ~ 999999 mAH Resolution precision: 0.001 Ah Temperature:0 ~ + 80 Resolution precision:1 D+ Voltage : 0.000V ~ 2.999 V Resolution precision: 0.001 V D- Voltage : 0.000V ~ 2.999 V Resolution precision: 0.001 V Load impedance: 0 ~ 999 ohm Resolution precision: 1 ohm Power metering range: 0 ~ 299.999 W Resolution precision: 0.001 W Timing maximum time: 999 H 59 M 59 S Resolution precision: 1 S Time to refresh: > 500 ms/time > 500 ms/times Measurement rate: 0.5 times/s Use large equipment of the same metal manganese bronze sampling resistor (1.0 mm diameter metal manganese bronze material < 0.05R) Product size: 65 x 24 x 14 mm Since the power flow: < 0.003 A ( < 3mA ) Working temperature: - 10 ~ + 60 Working humidity: 10 ~ 80 (no doubt) The preure of work: 80 ~ 106 kpa Cumulative capacity range: 0-99999 mah precision: 0.001 Ah (New features or D+ D- Voltage ) Specifications: Item size:65 * 24 * 14 mm Net weight: 19g Color: Black,white Packing content: 1 x Digital USB Voltmeter Tester