The milliohmmeter apply to measure the wire resistance of cables, the contact resistance of switches, connectors and relays, the DC resistance of coils, motors and transformers windings, and the connection resistance of the connecting conductor between the metal riveting, the metal components, the ground grid and the ground pole, etc. 1. Model No.: ETCR3620 2. Measurement Range：1mΩ～20.0kΩ 3. Detection Mode : AC/DC 2 channel simultaneous detection 4. Data Storage : 200 groups 5. Inspection Function : Yes 6. Power Supply : DC 7.4V 2600mAH rechargeable lithium battery

Portable Microhmmeter apply to measure the wire resistance of cables, the contact resistance of switches, connectors and relays, the DC resistance of coils, motors and transformers windings, and the connection resistance of the connecting conductor between the metal riveting, the metal components, the ground grid and the ground pole, etc. 1. Model No.: ETCR3640 2. Measurement Range: 1uΩ～200Ω 3. Detection Mode: AC/DC 2 channel simultaneous detection 4. Data Storage: 200 groups 5. Backlight Function : Yes, suitable to the dim place 6. Power Supply: DC 3.7V 7000mAH rechargeable lithium battery