Base Station Model Number     SA500SP Unit Dimensions     2.5” L x 5.5” W x 3.75” H Unit Weight      16 oz (.8 kg) Display Type     Light Emitting Diode Power Requirement     3 x ‘AAA’ (not included) Battery Life 30 Hours (Continuous Use) Waterproof Rating     IPX 4 (360 Degree Spraying) Warranty     2 Years   Wireless Lanyard Unit Dimensions     3” W x 1.5” L Unit Weight     8 oz (.2 kg) Power Requirement     CR2032 (included) Battery Life 30 Hours (Continuous Use) Waterproof Rating     IPX 8 (Continuous Submersion) Warranty     2 Years