Measurement range: 0o -90o; display as degree or % of slope or mm/M. With hold and alternate zero functions. IP65 water and dustproof. 75321/75322 is rechargeable type, uses 300mAh Li-On battery (USB charging cable included). 75316/75317/75318 uses 2xAAA batteries (included). Please Downloadthe the link of English Manual for Blue Level
Measurement range: 0o -90o; display as degree or % of slope or mm/M. With hold and alternate zero functions. IP65 water and dustproof. 75321/75322 is rechargeable type, uses 300mAh Li-On battery (USB charging cable included). 75316/75317/75318 uses 2xAAA batteries (included).
Please Downloadthe the link of English Manual for Blue Level