The initial two number sticks for the yr, and the last two numbers endure for the 7 days. Look for the thrée or fóur-digit code on the back of your battery pack, three numbers reveal that the battery pack was created before 2009. If your electric battery offers a regular 1-12 months guarantee and you are usually using a regular charger and your date code is higher than this number, this battery power is protected under Motorola warranty: 1733 If your battery pack is usually an IMPRES Electric battery and you are making use of an IMPRES Chargér and your date code is increased than this number, this battery pack is protected under Motorola guarantee: 1707 How will the Motorola Battery checker work? Our Motorola Battery Warranty checks the time program code of your battery power to discover if it's under warranty.