Feature: 1. High definition large screen display, clear writing, easy to read, save time and effort, easy to measure. 2. Digital display, low energy consumption. 3. High accuracy and quick detection. 4. Third gear position measurement, meet a variety of different occasions, make measurements smarter and more convenient. 5. Overload protections, double protections, safety professional, measurement assured. 6. Fast response measurement, measure the ground resistance for about 5 seconds, measure the grounding voltage for about 2 seconds. 7. Protective cover design, the outer casing is made of thick material able to withstand falling, dust, wetness, etc. Have a protective effect for the instrument. 8. Easy to use, conveninet, long-lasting. 9. Suitable for different fields. 10. Battery compartment design, detachable design, easy to replace the battery. Specification: This digital earth resistance tester is both fine-looking and practical, has more complete functions, higher accuracy, more convenient and dependable for operation and more suitable for outdoor use with dust and wet proof structure.It can test earth resistance of various earth systems including power systems, electric equipments, conductors as well as resistance value of low resistance conductor and AC voltage test. Features: Large screen display, clear writing, easy to read, save time and effort, easy to measure. Digital display, low energy consumption. High accuracy and quick detection. Third gear position measurement, meet a variety of different occasions, make measurements smarter and more convenient. Overload protections, double protections, safety professional, measurement assured. Fast response measurement, measure the ground resistance for about 5 seconds, measure the grounding voltage for about 2 seconds. Protective cover design, the outer casing is made of thick material able to withstand falling, dust, wetness, etc. Have a protective effect for the instrument. Easy to use, conveninet, long-lasting. Suitable for different fields. Battery compartment design, detachable design, easy to replace the battery. Specifications: Material: plastics Matched battery model: 6 * 1.5V(R6AA) 1 * 12V(23A) Measurement range: 0.5 MΩ Earth ground resistance: 0/20/200/2000Ω ± (2%+3) Earth voltage: 0~30V ± (3%+5) Resolution: 0.01Ω Item size: 200 * 200 * 270mm / 7.9 * 7.9 * 10.6in Item weight: 1500g / 3.3lb Package size: 300 * 220 * 220mm / 11.8 * 8.7 * 8.7in Package weight: 1780g / 3.9lb . Package List: 2 * Auxiliary Earth Bar 1 * 5m Green Cable1 * 10m Yellow Cable1 * 15m Red Cable 1 * Instruction Manual 1 * Tool Bag Note: battery is not included in the shipment.