The charging case size is 4.25"(L)x3.78"(W)x1.69"(H). The gift will not only warm her hands, but also warm her heart. When the temperature reaches its peak, it will automatically reduce the heating power to slightly lower the temperature, and then slowly heat again, repeating this cycle to avoid burns caused by sustained high temperatures.
eBay
Electric Hot Water Bag Home Heater Soft Winter Hand Warmer Reusable Bottle EU Plug Rechargeable Pocket Warmer Home Office
Aliexpress UK
It is easy to grip and use. The heat setting can be set to 104°F (40°C) / 122°F (50°C) / 140°F (60°C) and rapidly warm up double sides in seconds. Complete charging protections make you and your device safer.
eBay
High Quality 400ML Plush Hot Water Bag Cartoon Cat/Capybara Design Explosion-proof Hand Warmer Reusable Portable Belly Warmer
Aliexpress UK
You can place the two fronts facing each other, gently press to combine them into one for double-sided heating. Alternatively, you can separate them into two independent parts to warm both hands. They're not just for personal use, you can also share them with others to spread warmth.
eBay
1000/2000Ml large-capacity hot water bag Removable hot water bag can be reused Women's belly warmer, hand warmer hot water bag
Aliexpress UK
SAFE MATERIAL: JISULIFE hand heating pad is made of high-quality comfortable fabric, which is soft, lightweight and insulated. It is one size fits all hands. Perfect for camping, skiing, hiking, hunting, football, fishing or staying warm in the icy cold winter weather.
eBay
Fuel Hand Warmers Heater Gifts for Women Men Alloy Portable Fuel Heater Reusable Pocket Warmer for Outdoor Sports Camping Hiking
Aliexpress UK
It's a MUST HAVE to spend on a cold winter, especially for raynauds arthritis sufferers for heat therapy needs. Best Gifts for Friends and Family in cold winter. Made of high-tech aircraft-grade aluminum and ABS material, Anti-scald, Explosion-proof.
eBay
320ML Silicone Hot Water Bottle Winter Mini Cute Hand Warmer Portable Thick Rubber Plush Hot Water Bag for Bed Feet Warmer
Aliexpress UK
Working in the yard. Over the last few years, from only a handful of quality products, Health Plus Living has grown to warehouse thousands of premium quality products. Up to 10 hours of long lasting heat!
eBay
Cute Large Warmer Hot Water Bag for Period Pain Stuffed Menstrual Colic Heater Plush Hand Warmer Seed Guatero Bottle
Aliexpress UK
It is easy to grip and use. The heat setting can be set to 104°F (40°C) / 122°F (50°C) / 140°F (60°C) and rapidly warm up double sides in seconds. Complete charging protections make you and your device safer.
eBay
1000/2000Ml large-capacity hot water bag Removable hot water bag can be reused Women's belly warmer, hand warmer hot water bag
Aliexpress UK
Gift Choice: Looking for a thoughtful gift?. Surprise your loved ones with this practical and stylish accessory that will keep them warm all winter long.
eBay
2L Portable Rubber Hot Water Bottle Winter Removable Plush Cover Clear PVC Thick Warm Water Bag Hand Warmer Girls Pocket Warmer
Aliexpress UK