"Step 1 Insert the batteries into the slots according to the indicated polarity (+/-). When inserting a battery, you should fit the battery’s negative terminal end first and then gently press the top of the battery into the slot. Pull out the positive terminal end first when removing the battery." Also, the Energizer 1h charger doesn't have so many functions, but it's considerably faster.
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"Step 1
Insert the batteries into the slots according to the indicated polarity (+/-). When inserting a battery, you should fit the battery’s negative terminal end first and then gently press the top of the battery into the slot. Pull out the positive terminal end first when removing the battery."
Also, the Energizer 1h charger doesn't have so many functions, but it's considerably faster.
Price
~$50
whatt???