As one of its daily deals, Best Buy takes up to 35% off select Mophie Juice Pack Cases for iPhone 6, 6s, 6 Plus, and 6s Plus in Rose Gold, with prices starting from $39.99. (Prices are as marked.) Even better, each bags free shipping. Deal ends today. The eligible cases:

• Mophie Juice Pack Reserve External Battery Case for Apple iPhone 6/6s for $39.99 (low by $20)
• Mophie Juice Pack Air External Battery Case for Apple iPhone 6/6s for $64.99 (pictured, low by $25)
• Mophie Juice Pack External Battery Case for Apple iPhone 6 Plus / 6s Plus for $64.99 (low by $5)