Installation dimension 27.5*13.7**6.8cm (mm) (mm) installation method cable connection battery and other power supply system voltage 12-24 (V) protection grade IP65 brand Huashun service life 50000 (H) View dimension 30, L220 (mm) (mm) shell material PC model 123 color green product weight 800( g) mounting interface. Battery clip admittance Certification EU ce Certification Power 8W (W)