Our meters are mounted in black plastic cases. Meters have a scale length of 75mm, offer +/- 2.5% accuracy, and come with 5-way binding post and external calibrating screw. Meters are not protected against prolonged or significant overload. Stackable for storage. Additional Info: Our meters are mounted in black plastic cases. Meters have a scale length of 75mm, offer +/- 2.5% accuracy, and come with 5-way binding post and external calibrating screw. Meters are not protected against prolonged or significant overload. Package Size(L x W x H): 6 X 4.5 X 4.75 (IN) Categories: Electricity, Meters HTS Code: 9030.89.0100 UNSPSC: 4.11136e+007 Country Of Origin: CHINA