As advertised. Use them on ammo cans, the gauges will turn green over time, showing the packs have done their job as intended. 10 minutes in the microwave to defrost one by one and the packets will recharge (indicators turn orange). If you're using the microwave to charge them, do it one at a time, and if you're doing several at once it will take a lot longer.
9 Pack 12Ml/Cc Dental Syringe W/ Curved Tip & Measurement - Disposable Graduated For Oral Care, Tonsil Stones Removing, Lab Use, Feed Small Pet
25 Review
Orthodontic Distal End Cutting Pliers For Hard And Soft Wire | Dental Surgical Instrument For Braces Removal | Teeth Extraction Kit For Dentists | 1-Year Warranty
12 Review
OUBEL 30V/10A Adjustable Lab Power Supply With LED Display, Alligator Clips, And US Power Cord - Ideal Switching Regulated DC Power Supply For Bench Applications
11 Review
Contact lenses Bausch & Lomb Soflens Daily Disposable, 90 pcs., R 8.6, D -7
55 Review
3Pcs 500Ml CVNDKN Wash Bottles W/ Scale -16 Oz: Plastic Safety Lab Squeeze Bottle
13 Review
Laboy Glass 500ML Single Neck Round Bottom Boiling Flask Heavy Wall With 24/40 Joint Heating Reaction Receiving Flask Organic Chemistry Lab Glassware
16 Review
Get Your All-Purpose Cleaning Solution With Bealee'S 24 Oz Plastic Spray Bottles - 2 Pack
16 Review
Valchoose LDPE Economy Wash Bottle, Narrow Mouth Squeeze Bottle Medical Lab Plastic, Safety Squeeze Bottle No Spill, Bend Mouth Watering Cans (500Ml / 16Oz / 1 Bottle)
14 Review