I like the Sony vtc6 they where tested higher than 15a. 18 or 19 I think. I have 2 year old
batteries still going strong. Hg2 are great, tested at 18a and samsung 30q. All
three are 3000mah batts with close to 20a. I own all 3 from liionwholesale and all are doing what they are supposed to do.