SKYRC 7 In 1 Multimeter Digital RC Battery Checker Watt Meter Servo Tester   Specification:   -Max input voltage: 60V -Voltage measurement range: 2-8S Li-Po \/ Li-Fe \/ Li-Ion -Voltage display resolution: 0.001V -Volt Port: 2.54mm pitch pins、 9 pins -Max Current: 100A -Shunt resistance: 0.001ohm -Displayed resolutions A: 0.01 -Temperature resolutions: 1 Celsius \/ 1 Fahrenheit -PPM signal output: 750uS - 2150uS -Number of Propeller measurable: 1 to 5 -Propeller rotating range: 1-60000 RPM -Dimension: 95.3 x 72.8 x 21.5mm   Feature:   1. Battery Checker 2. Battery Internal Resistance 3. Watt Meter 4. Servo Tester 5. Optical Tachmeter 6. Temperature Gauge 7. Thrust Calculator  Manual: Click here   Package Included:   1x Multimeter 1x Temp. sensor (48cm) 4x Input and output wires (with connectors on one end)(12cm) 1x Battery resistance testing wire(10cm) 1x Instruction manual(english)