Live Ultralight Members Get 10% Off + a 10% Rebate As Store Credit Immediately After Purchasing This Item! Sign Up or Log In To Your Membership Account Here Smallest Pump for Sleeping PadsGood rest and a light pack are both essential in backpack journeys. Hence, we made ZERO PUMP the lightest and smallest outdoor pump that shaves weight off people&';s packs and quickly builds a sleep system. It is smaller than a Snickers, weighing only 1.2oz, and measuring 1.02* 2.95 inches. Lightweight and compact features make ZERO PUMP to be easily hung on a key ring holder as your everyday carrying essential, saving the space of your backpack. SPECIFICATIONS Dimensions (in) 1.02 x 2.95 inches Air Pressure 2.5KPa Battery Capacity 650mAh Weight (oz) 1.2 oz